In terms of product performance, our casings can provide good stability and adhesiveness, great performance for frying and cooking after stuffing, as well as excellent "bite" texture of the sausages produced. These performances can meet the high-speed production requirements of sausage manufacturers and ensure the quality of sausages.
Now we provide collagen casings used for dried and semi-dried sausages, beef sticks, salami sausages, pet sausages, barbecue sausages, cooked & smoked processed meat sausages, and other fresh meat sausages, etc. The main lengths per sticks are 14 m, 15 m and 15.24 m(50feet), and colors include clear, smoked, caramel and salmon, ect.

1.CO-F
CO-F is suitable for friied sausages, it possesses good performance for frying application, casing have a good adhesive with meat,and a crisp bite after frying.
2.CO-BQ
CO-BQ is used for filling fresh meat sausages, grilled sausagess like Bratwurst and Merguez, etc. These sausages will get good "bite" after grilling on charcoal fire.
3.CO-CS
CO-CS has good moisture, air and smoke permeability and will not cause weight loss of sausages, suitable for peoducing processed sausaged sausages, like Frankfurters, Hot Dogs, Vienna sausages Cooked and Smoked Sausages, etc.
Various Sausages Made with Collagen Casings







Specification
Item | Value |
Brand Name | IFINE |
Material | Collagen, water, cellulose, oil, etc |
Types | CO-F, CO-CS, CO-BQ |
Place of Origin | China |
Province | Shandong |
Industrial Use | Food |
Calibers | 14-55mm |
Casings Color | Clear, brown, caramel, salmon, pink |
Application Type | Fresh, Dried, Fried, Cooked, BBQ |
Length | 14m,15m, 50ft |
Packaging | Vacuum Pack, caddy, carton |
Application | Ham, hot dog,Taiwan sausages,etc. |
Shape | Shirred stick, roll |
Component | High quality bovine skin |
Product name | Collagen sausage casing |
1. The technical data of the Collagen casings
Item | Value |
Collagen: | 40% min (Wet Basis) |
Moisture: | 25% max |
Cellulose: | 12% max |
HPMC: | 7.0% |
Glycerol: | 5.5% |
Ash: | 3.5 max |
Sodium lactate: | 3.0% |
Vegetable Oil: | 2% max |
Fat: | 10% max |
2. Product Microbiological Condition
Item | Value |
Yeasts /g (25ºC): | < 50/g |
Molds /g (30ºC): | < 50/g |
Coliforms /g (35ºC): | < 3MPN/g |
Staphylococcus aureus /g: | negative |
E-coli /g: | negative |
Salmonella /g: | negative |
3. Storage conditions
Store the casings in cool and dry place with temperature between 10-25ºC, humidity 60-70%, avoiding the exposition of the product
to direct action of heat.
4. Shelf Life
2 years since production date.

Collagen Casing Packaging Specification
Caliber | Meters/Stick | Package Quantity | Net Weight /Carton | Gross Weight /Carton | Application Type | ||||||
Sticks /Box | Boxes /Carton | Sticks /Carton | Meters /Carton | Steaming & Boiling | Smoking | Frying | Grilling | ||||
In Sticks | |||||||||||
14mm | 15.24m (50ft) | 88 | 10 | 880 | 13411.2 | 24kgs | 26kgs | √ | √ | √ | √ |
16mm | 15.24m (50ft) | 54 | 10 | 540 | 8229.6 | 19kgs | 21kgs | √ | √ | √ | √ |
17mm | 15.24m (50ft) | 54 | 10 | 540 | 8229.6 | 20kgs | 22kgs | √ | √ | √ | √ |
18mm | 15.24m (50ft) | 45 | 10 | 450 | 6858.0 | 18.5kgs | 20.5kgs | √ | √ | √ | √ |
19mm | 15.24m (50ft) | 40 | 10 | 400 | 6096.0 | 18kgs | 20kgs | √ | √ | √ | √ |
20mm | 15.24m (50ft) | 40 | 10 | 400 | 6096.0 | 18.5kgs | 20.5kgs | √ | √ | √ | √ |
21mm | 15.24m (50ft) | 38 | 10 | 380 | 5791.2 | 18.5kgs | 20.5kgs | √ | √ | √ | √ |
22mm | 15.24m (50ft) | 35 | 10 | 350 | 5334.0 | 18kgs | 20kgs | √ | √ | √ | √ |
23mm | 15.24m (50ft) | 28 | 10 | 280 | 4267.2 | 16kgs | 18kgs | √ | √ | √ | √ |
24mm | 15.24m (50ft) | 24 | 10 | 240 | 3657.6 | 16kgs | 18kgs | √ | √ | √ | √ |
25mm | 15.24m (50ft) | 24 | 10 | 240 | 3657.6 | 17kgs | 19kgs | √ | √ | √ | √ |
26mm | 15.24m (50ft) | 24 | 10 | 240 | 3657.6 | 20kgs | 22kgs | √ | √ | √ | √ |
28mm | 15.24m (50ft) | 22 | 10 | 220 | 3352.8 | 20kgs | 22kgs | √ | √ | √ | √ |
30mm | 15.24m (50ft) | 20 | 10 | 200 | 3048.0 | 16.5kgs | 18.5kgs | √ | √ | √ | √ |
32mm | 15.24m (50ft) | 15 | 10 | 150 | 2286.0 | 17kgs | 19kgs | √ | √ | × | × |
34mm | 15.24m (50ft) | 15 | 10 | 150 | 2286.0 | 14kgs | 16kgs | √ | √ | × | × |
36mm | 15.24m (50ft) | 12 | 10 | 120 | 1828.8 | 13.5kgs | 15.5kgs | √ | √ | × | × |
38mm | 15.24m (50ft) | 12 | 6 | 72 | 1097.3 | 13kgs | 15kgs | √ | √ | × | × |
Caliber | Meters/Roll | Package Quantity | Net Weight /Carton | Gross Weight /Carton | Application Type | ||||||
Rolls /Carton | Meters /Carton | Steaming & Boiling | Smoking | Frying | Grilling | ||||||
In Rolls | |||||||||||
40mm | 300 | 5 | 1500 | 16kgs | 17kgs | √ | √ | × | × | ||
45mm | 250 | 4 | 1000 | 15kgs | 16kgs | √ | √ | × | × | ||
50mm | 250 | 4 | 1000 | 15.5kgs | 16.5kgs | √ | √ | × | × | ||
55mm | 250 | 4 | 1000 | 16kgs | 17kgs | √ | √ | × | × |
Casings are packed in Vacuumed polybag in cardboard boxes, resistant to humidity and air.
Cartons are placed on pallets and loaded into containers or transported in bulk into containers.

1. Q: Why the casing breaks ?
A: Reason 1: Fill too much meat.
Way to solve: Reduce the amount of filling meat / Use smaller filling tube.
Reason 2: Aging of knotter chuck
Way to solve: Change the chuck.
Reason 3: Knotter chuck does not match the filling tube.
Way to solve: The type of filling tube should be identical with the knotter chuck.
Reason 4: The storage condition is not good so the casings are too dry.
Way to solve:1. Place the casings in the freezer to absorb moisture.
2. Put the casing with wet paper into plastic bag for 24 hours.
Reason 5: Filling tube and knotter are not aligned.
Way to solve: Make sure that the filling tube is direct and pass through the center of the knotter chuck.
Reaon 6: Knotter chuck is too tight.
Way to solve: Loosen the chuck.
Reason 7: Filling speed is too high.
Way to solve: Lower the filling speed.
Reason8: Kink too many times.
Way to solve: Reduce twist quantities.
A: Yes, totally safe.
3. Q: Is sample avaiable?
A: Small quantity samples can be provided free of charge.
4. Q: What documents do you provide?
A: Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA and Certificate of Origin.
If you need any other documents, please kindly let us know.